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Migrating from JSF 1.2 to JSF 2.0
...witch, at least the following steps should be done:
Remove JSF 1.2 JAR's from /WEB-INF/lib (if any).
Drop JSF 2.0 JAR's in /WEB-INF/lib (if JSF 1.2 was servletcontainer-supplied, you might want to change the classloading policy to load webapp libraries first before servletcontainer libraries, see ...
What are “named tuples” in Python?
...This leads to code like the following:
pt1 = (1.0, 5.0)
pt2 = (2.5, 1.5)
from math import sqrt
line_length = sqrt((pt1[0]-pt2[0])**2 + (pt1[1]-pt2[1])**2)
Using a named tuple it becomes more readable:
from collections import namedtuple
Point = namedtuple('Point', 'x y')
pt1 = Point(1.0, 5.0)
pt...
how to draw directed graphs using networkx in python?
I have some nodes coming from a script that I want to map on to a graph. In the below, I want to use Arrow to go from A to D and probably have the edge colored too in (red or something).
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How to get the error message from the error code returned by GetLastError()?
...ze_t size = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, errorMessageID, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPSTR)&messageBuffer, 0, NULL);
std::string message(messageBuffer, size)...
What is the iPad user agent?
From what I gather, the iPad is using iPhone OS, but with a different screen resolution from the iPhone and iPod touch. So many sites may have to change their user agent detection to adapt to the iPad.
...
How do you read from stdin?
... of the code golf challenges, but they all require the input to be taken from stdin . How do I get that in Python?
22 An...
Is there a command to refresh environment variables from the command prompt in Windows?
...
a. I couldn't find a straightforward way to export environment variables from a vbs script back to the command prompt, and
b. the PATH environment variable is a concatenation of the user and the system PATH variables.
I'm not sure what the general rule is for conflicting variables between user ...
Create an array with same element repeated multiple times
...
Array.from({length:5}).map(x => 2)
– noobninja
Jan 5 '19 at 18:07
1
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Python “raise from” usage
What's the difference between raise and raise from in Python?
1 Answer
1
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How do you display a Toast from a background thread on Android?
How can I display Toast messages from a thread?
11 Answers
11
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